CUMMINS ISB QSB 6.7L VALVE COVER RISER ROCKER HOUSING 3975944 / 3975943 - 50495
3975944 / 3975943
*** Any other questions, please call us! Be sure to check out the rest of our store. We have a huge selection of discounted new and used truck parts. *** Normal Business hours are Monday - Friday 8:30 AM to 4:00 PM CST ***